Match log updated: 2026-05-28 18:14 UTC
Kei Nishikori — ATP Match Log
64 main-draw matches · 43–21 · 67.2% wins
| Opponent | Score | Result | H2H | Match Data | Date ↓ | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|---|
| Kevin Anderson | 0-6 1-6 | L | H2H | Match data | Nov 12, 2018 | RR | ATP Finals | ATP Finals | Hard |
| Dominic Thiem | 1-6 4-6 | L | H2H | Match data | Nov 12, 2018 | RR | ATP Finals | ATP Finals | Hard |
| Roger Federer | 7-6(4) 6-3 | W | H2H | Match data | Nov 12, 2018 | RR | ATP Finals | ATP Finals | Hard |
| Roger Federer | 4-6 4-6 | L | H2H | Match data | Nov 3, 2018* | QF | Paris Masters | Masters 1000 | Hard |
| Kevin Anderson | 6-4 6-4 | W | H2H | Match data | Nov 2, 2018* | R16 | Paris Masters | Masters 1000 | Hard |
| Adrian Mannarino | 7-5 6-4 | W | H2H | Match data | Nov 1, 2018* | R32 | Paris Masters | Masters 1000 | Hard |
| Kevin Anderson | 3-6 6-7(3) | L | H2H | Match data | Oct 28, 2018* | F | Vienna Open | ATP 500 | Hard |
| Mikhail Kukushkin | 6-4 6-3 | W | H2H | Match data | Oct 27, 2018* | SF | Vienna Open | ATP 500 | Hard |
| Dominic Thiem | 6-3 6-1 | W | H2H | Match data | Oct 27, 2018* | QF | Vienna Open | ATP 500 | Hard |
| Karen Khachanov | 6-2 6-2 | W | H2H | Match data | Oct 26, 2018* | R16 | Vienna Open | ATP 500 | Hard |
| Frances Tiafoe | 7-6(3) 5-7 6-2 | W | H2H | Match data | Oct 25, 2018* | R32 | Vienna Open | ATP 500 | Hard |
| Roger Federer | 4-6 6-7(4) | L | H2H | Match data | Oct 13, 2018* | QF | Shanghai Masters | Masters 1000 | Hard |
| Sam Querrey | 7-6(7) 6-4 | W | H2H | Match data | Oct 12, 2018* | R16 | Shanghai Masters | Masters 1000 | Hard |
| Yibing Wu | 3-6 6-0 6-3 | W | H2H | Match data | Oct 10, 2018* | R32 | Shanghai Masters | Masters 1000 | Hard |
| Daniil Medvedev | 2-6 4-6 | L | H2H | Match data | Oct 7, 2018* | F | Japan Open | ATP 500 | Hard |
| Richard Gasquet | 7-6(2) 6-1 | W | H2H | Match data | Oct 6, 2018* | SF | Japan Open | ATP 500 | Hard |
| Stefanos Tsitsipas | 6-3 6-3 | W | H2H | Match data | Oct 6, 2018* | QF | Japan Open | ATP 500 | Hard |
| Benoit Paire | 6-3 7-5 | W | H2H | Match data | Oct 5, 2018* | R16 | Japan Open | ATP 500 | Hard |
| Yuichi Sugita | 6-4 6-1 | W | H2H | Match data | Oct 4, 2018* | R32 | Japan Open | ATP 500 | Hard |
| Matthias Bachinger | 6-2 4-6 5-7 | L | H2H | Match data | Sep 22, 2018* | SF | Metz | ATP 250 | Hard |
| Nikoloz Basilashvili | 6-3 4-6 6-4 | W | H2H | Match data | Sep 22, 2018* | QF | Metz | ATP 250 | Hard |
| Peter Gojowczyk | 7-6(4) 6-3 | W | H2H | Match data | Sep 21, 2018* | R16 | Metz | ATP 250 | Hard |
| Novak Djokovic | 3-6 4-6 2-6 | L | H2H | Match data | Sep 8, 2018* | SF | US Open | Grand Slam | Hard |
| Marin Cilic | 2-6 6-4 7-6(5) 4-6 6-4 | W | H2H | Match data | Sep 6, 2018* | QF | US Open | Grand Slam | Hard |
| Philipp Kohlschreiber | 6-3 6-2 7-5 | W | H2H | Match data | Sep 4, 2018* | R16 | US Open | Grand Slam | Hard |
| Diego Schwartzman | 6-4 6-4 5-7 6-1 | W | H2H | Match data | Sep 2, 2018* | R32 | US Open | Grand Slam | Hard |
| Gael Monfils | 6-2 5-4 (ret.) | W | H2H | Match data | Aug 30, 2018* | R64 | US Open | Grand Slam | Hard |
| Maximilian Marterer | 6-2 6-2 6-3 | W | H2H | Match data | Aug 29, 2018* | R128 | US Open | Grand Slam | Hard |
| Stan Wawrinka | 4-6 4-6 | L | H2H | Match data | Aug 15, 2018* | R32 | Cincinnati Open | Masters 1000 | Hard |
| Andrey Rublev | 7-5 6-3 | W | H2H | Match data | Aug 14, 2018* | R64 | Cincinnati Open | Masters 1000 | Hard |
| Robin Haase | 5-7 1-6 | L | H2H | Match data | Aug 8, 2018* | R64 | Canadian Open | Masters 1000 | Hard |
| Alexander Zverev | 6-3 1-6 4-6 | L | H2H | Match data | Aug 4, 2018* | QF | Washington Open | ATP 500 | Hard |
| Denis Shapovalov | 7-6(1) 6-3 | W | H2H | Match data | Aug 3, 2018* | R16 | Washington Open | ATP 500 | Hard |
| Donald Young | 6-3 6-4 | W | H2H | Match data | Aug 2, 2018* | R32 | Washington Open | ATP 500 | Hard |
| Novak Djokovic | 3-6 6-3 2-6 2-6 | L | H2H | Match data | Jul 12, 2018* | QF | Wimbledon | Grand Slam | Grass |
| Ernests Gulbis | 4-6 7-6(5) 7-6(10) 6-1 | W | H2H | Match data | Jul 10, 2018* | R16 | Wimbledon | Grand Slam | Grass |
| Nick Kyrgios | 6-1 7-6(3) 6-4 | W | H2H | Match data | Jul 8, 2018* | R32 | Wimbledon | Grand Slam | Grass |
| Bernard Tomic | 2-6 6-3 7-6(7) 7-5 | W | H2H | Match data | Jul 5, 2018* | R64 | Wimbledon | Grand Slam | Grass |
| Christian Harrison | 6-2 4-6 7-6(3) 6-2 | W | H2H | Match data | Jul 4, 2018* | R128 | Wimbledon | Grand Slam | Grass |
| Karen Khachanov | 2-6 2-6 | L | H2H | Match data | Jun 22, 2018* | R16 | Halle Open | ATP 500 | Grass |
| Matthias Bachinger | 6-3 7-6(3) | W | H2H | Match data | Jun 21, 2018* | R32 | Halle Open | ATP 500 | Grass |
| Dominic Thiem | 2-6 0-6 7-5 4-6 | L | H2H | Match data | Jun 5, 2018* | R16 | Roland Garros | Grand Slam | Clay |
| Gilles Simon | 6-3 6-1 6-3 | W | H2H | Match data | Jun 2, 2018* | R32 | Roland Garros | Grand Slam | Clay |
| Benoit Paire | 6-3 2-6 4-6 6-2 6-3 | W | H2H | Match data | May 31, 2018* | R64 | Roland Garros | Grand Slam | Clay |
| Maxime Janvier | 7-6(0) 6-4 6-3 | W | H2H | Match data | May 29, 2018* | R128 | Roland Garros | Grand Slam | Clay |
| Novak Djokovic | 6-2 1-6 3-6 | L | H2H | Match data | May 19, 2018* | QF | Italian Open | Masters 1000 | Clay |
| Philipp Kohlschreiber | 6-1 6-2 | W | H2H | Match data | May 18, 2018* | R16 | Italian Open | Masters 1000 | Clay |
| Grigor Dimitrov | 6-7(4) 7-5 6-4 | W | H2H | Match data | May 16, 2018* | R32 | Italian Open | Masters 1000 | Clay |
| Feliciano Lopez | 7-6(5) 6-4 | W | H2H | Match data | May 15, 2018* | R64 | Italian Open | Masters 1000 | Clay |
| Novak Djokovic | 5-7 4-6 | L | H2H | Match data | May 8, 2018* | R64 | Madrid Open | Masters 1000 | Clay |
| Guillermo Garcia-Lopez | 3-6 0-0 (ret.) | L | H2H | Match data | Apr 26, 2018* | R32 | Barcelona Open | ATP 500 | Clay |
| Rafael Nadal | 3-6 2-6 | L | H2H | Match data | Apr 22, 2018* | F | Monte-Carlo Masters | Masters 1000 | Clay |
| Alexander Zverev | 3-6 6-3 6-4 | W | H2H | Match data | Apr 21, 2018* | SF | Monte-Carlo Masters | Masters 1000 | Clay |
| Marin Cilic | 6-4 6-7(1) 6-3 | W | H2H | Match data | Apr 21, 2018* | QF | Monte-Carlo Masters | Masters 1000 | Clay |
| Andreas Seppi | 6-0 2-6 6-3 | W | H2H | Match data | Apr 20, 2018* | R16 | Monte-Carlo Masters | Masters 1000 | Clay |
| Daniil Medvedev | 7-5 6-2 | W | H2H | Match data | Apr 18, 2018* | R32 | Monte-Carlo Masters | Masters 1000 | Clay |
| Tomas Berdych | 4-6 6-2 6-1 | W | H2H | Match data | Apr 17, 2018* | R64 | Monte-Carlo Masters | Masters 1000 | Clay |
| Juan Martin del Potro | 2-6 2-6 | L | H2H | Match data | Mar 26, 2018* | R32 | Miami Open | Masters 1000 | Hard |
| John Millman | 7-6(4) 4-6 6-3 | W | H2H | Match data | Mar 24, 2018* | R64 | Miami Open | Masters 1000 | Hard |
| Denis Shapovalov | 7-6(3) 3-6 1-6 | L | H2H | Match data | Feb 28, 2018* | R32 | Mexican Open | ATP 500 | Hard |
| Kevin Anderson | 1-6 6-3 6-7(4) | L | H2H | Match data | Feb 17, 2018* | SF | Dallas Open | ATP 250 | Hard |
| Radu Albot | 4-6 6-3 6-1 | W | H2H | Match data | Feb 17, 2018* | QF | Dallas Open | ATP 250 | Hard |
| Evgeny Donskoy | 6-2 6-4 | W | H2H | Match data | Feb 16, 2018* | R16 | Dallas Open | ATP 250 | Hard |
| Noah Rubin | 7-5 6-3 | W | H2H | Match data | Feb 15, 2018* | R32 | Dallas Open | ATP 250 | Hard |
Estimated from the tournament schedule where an exact match date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Mapping details.